mirror of
https://github.com/Mottie/tablesorter.git
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b71c1fe681
the problem in jQuery 1.7-1.8 was any double spaces within a list of event names would cause the unbind to remove all event bindings - see http://jsfiddle.net/Mottie/zL6uory0/2/
424 lines
14 KiB
JavaScript
424 lines
14 KiB
JavaScript
/*! tablesorter math widget - updated 2/9/2015 (v2.19.1)
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* Requires tablesorter v2.16+ and jQuery 1.7+
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* by Rob Garrison
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*/
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/*jshint browser:true, jquery:true, unused:false */
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/*global jQuery: false */
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;(function($){
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"use strict";
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var ts = $.tablesorter,
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math = {
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events : ( 'tablesorter-initialized update updateAll updateRows addRows updateCell ' +
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'filterReset filterEnd ' ).split(' ').join('.tsmath '),
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// get all of the row numerical values in an arry
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getRow : function(table, wo, $el, dataAttrib) {
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var $t, txt,
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c = table.config,
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arry = [],
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$row = $el.closest('tr'),
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$cells = $row.children();
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if (!$row.hasClass(wo.filter_filteredRow || 'filtered')) {
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if (wo.math_ignore.length) {
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$cells = $cells.not('[' + dataAttrib + '=ignore]').not('[data-column=' + wo.math_ignore.join('],[data-column=') + ']');
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}
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arry = $cells.not($el).map(function(){
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$t = $(this);
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txt = $t.attr(c.textAttribute);
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if (typeof txt === "undefined") {
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txt = this.textContent || $t.text();
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}
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txt = ts.formatFloat(txt.replace(/[^\w,. \-()]/g, ""), table);
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return isNaN(txt) ? 0 : txt;
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}).get();
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}
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return arry;
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},
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// get all of the column numerical values in an arry
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getColumn : function(table, wo, $el, type, dataAttrib){
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var i, txt, $t, len, mathAbove,
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arry = [],
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c = table.config,
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filtered = wo.filter_filteredRow || 'filtered',
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cIndex = parseInt( $el.attr('data-column'), 10 ),
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$rows = c.$table.children('tbody').children(),
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$row = $el.closest('tr');
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// make sure tfoot rows are AFTER the tbody rows
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// $rows.add( c.$table.children('tfoot').children() );
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if (type === 'above') {
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len = $rows.index($row);
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i = len;
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while (i >= 0) {
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$t = $rows.eq(i).children().filter('[data-column=' + cIndex + ']');
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mathAbove = $t.filter('[' + dataAttrib + '^=above]').length;
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// ignore filtered rows & rows with data-math="ignore" (and starting row)
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if ( ( !$rows.eq(i).hasClass(filtered) && $rows.eq(i).not('[' + dataAttrib + '=ignore]').length && i !== len ) || mathAbove && i !== len ) {
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// stop calculating "above", when encountering another "above"
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if (mathAbove) {
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i = 0;
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} else if ($t.length) {
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txt = $t.attr(c.textAttribute);
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if (typeof txt === "undefined") {
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txt = $t[0].textContent || $t.text();
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}
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txt = ts.formatFloat(txt.replace(/[^\w,. \-()]/g, ""), table);
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arry.push(isNaN(txt) ? 0 : txt);
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}
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}
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i--;
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}
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} else {
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$rows.each(function(){
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$t = $(this).children().filter('[data-column=' + cIndex + ']');
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if (!$(this).hasClass(filtered) && $t.not('[' + dataAttrib + '^=above],[' + dataAttrib + '^=col]').length && !$t.is($el)) {
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txt = $t.attr(c.textAttribute);
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if (typeof txt === "undefined") {
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txt = ($t[0] ? $t[0].textContent : '') || $t.text();
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}
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txt = ts.formatFloat(txt.replace(/[^\w,. \-()]/g, ""), table);
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arry.push(isNaN(txt) ? 0 : txt);
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}
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});
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}
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return arry;
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},
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// get all of the column numerical values in an arry
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getAll : function(table, wo, dataAttrib){
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var txt, $t, col,
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arry = [],
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c = table.config,
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filtered = wo.filter_filteredRow || 'filtered',
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$rows = c.$table.children('tbody').children();
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$rows.each(function(){
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if (!$(this).hasClass(filtered)) {
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$(this).children().each(function(){
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$t = $(this);
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col = parseInt( $t.attr('data-column'), 10);
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if (!$t.filter('[' + dataAttrib + ']').length && $.inArray(col, wo.math_ignore) < 0) {
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txt = $t.attr(c.textAttribute);
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if (typeof txt === "undefined") {
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txt = ($t[0] ? $t[0].textContent : '') || $t.text();
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}
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txt = ts.formatFloat(txt.replace(/[^\w,. \-()]/g, ""), table);
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arry.push(isNaN(txt) ? 0 : txt);
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}
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});
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}
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});
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return arry;
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},
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recalculate : function(table, c, wo, init){
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if (c && (!wo.math_isUpdating || init)) {
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// add data-column attributes to all table cells
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if (init) {
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ts.computeColumnIndex( c.$table.children('tbody').children() );
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}
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// data-attribute name (defaults to data-math)
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var dataAttrib = 'data-' + (wo.math_data || 'math'),
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// all non-info tbody cells
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$mathCells = c.$tbodies.find('[' + dataAttrib + ']');
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math.mathType( table, wo, $mathCells, wo.math_priority, dataAttrib );
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// only info tbody cells
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$mathCells = c.$table.find('.' + c.cssInfoBlock + ', tfoot').find('[' + dataAttrib + ']');
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math.mathType( table, wo, $mathCells, wo.math_priority, dataAttrib );
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// find the "all" total
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math.mathType( table, wo, c.$table.find('[' + dataAttrib + '^=all]'), ['all'], dataAttrib );
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wo.math_isUpdating = true;
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c.$table.trigger('update');
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}
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},
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mathType : function(table, wo, $cells, priority, dataAttrib) {
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if ($cells.length) {
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var formula, t, $t, arry, getAll,
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eq = ts.equations;
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if (priority[0] === 'all') {
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// no need to get all cells more than once
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getAll = math.getAll(table, wo, dataAttrib);
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}
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$.each( priority, function(i, type) {
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$cells.filter('[' + dataAttrib + '^=' + type + ']').each(function(){
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$t = $(this);
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formula = ($t.attr(dataAttrib) || '').replace(type + '-', '');
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arry = (type === "row") ? math.getRow(table, wo, $t, dataAttrib) :
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(type === "all") ? getAll : math.getColumn(table, wo, $t, type, dataAttrib);
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if (eq[formula]) {
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t = eq[formula](arry);
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if (table.config.debug && console && console.log) {
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console.log($t.attr(dataAttrib), arry, '=', t);
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}
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math.output( $t, wo, t, arry );
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}
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});
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});
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}
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},
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output : function($cell, wo, value, arry) {
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// get mask from cell data-attribute: data-math-mask="#,##0.00"
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var result = ts.formatMask( $cell.attr('data-' + wo.math_data + '-mask') || wo.math_mask, value, wo.math_wrapPrefix, wo.math_wrapSuffix );
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if ($.isFunction(wo.math_complete)) {
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result = wo.math_complete($cell, wo, result, value, arry);
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}
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if (result !== false) {
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$cell.html(result);
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}
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}
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};
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// Modified from https://code.google.com/p/javascript-number-formatter/
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/**
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* @preserve IntegraXor Web SCADA - JavaScript Number Formatter
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* http:// www.integraxor.com/
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* author: KPL, KHL
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* (c)2011 ecava
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* Dual licensed under the MIT or GPL Version 2 licenses.
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*/
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ts.formatMask = function(m, v, tmpPrefix, tmpSuffix) {
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if ( !m || isNaN(+v) ) {
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return v; // return as it is.
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}
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var isNegative, result, decimal, group, posLeadZero, posTrailZero, posSeparator, part, szSep,
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integer, str, offset, i, l, len, start, tmp, end, inv,
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prefix = '',
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suffix = '';
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// find prefix/suffix
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len = m.length;
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start = m.search( /[0-9\-\+#]/ );
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tmp = start > 0 ? m.substring(0, start) : '';
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prefix = tmp;
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if ( start > 0 && tmpPrefix ) {
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if ( /\{content\}/.test(tmpPrefix || '') ) {
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prefix = (tmpPrefix || '').replace(/\{content\}/g, tmp || '');
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} else {
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prefix = (tmpPrefix || '') + tmp;
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}
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}
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// reverse string: not an ideal method if there are surrogate pairs
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inv = m.split('').reverse().join('');
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end = inv.search( /[0-9\-\+#]/ );
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i = len - end;
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i += (m.substring( i, i + 1 ) === '.') ? 1 : 0;
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tmp = end > 0 ? m.substring( i, len) : '';
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suffix = tmp;
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if (tmp !== '' && tmpSuffix) {
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if ( /\{content\}/.test(tmpSuffix || '') ) {
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suffix = (tmpSuffix || '').replace(/\{content\}/g, tmp || '');
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} else {
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suffix = tmp + (tmpSuffix || '');
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}
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}
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m = m.substring(start, i);
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// convert any string to number according to formation sign.
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v = m.charAt(0) == '-' ? -v : +v;
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isNegative = v < 0 ? v = -v : 0; // process only abs(), and turn on flag.
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// search for separator for grp & decimal, anything not digit, not +/- sign, not #.
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result = m.match( /[^\d\-\+#]/g );
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decimal = ( result && result[result.length-1] ) || '.'; // treat the right most symbol as decimal
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group = ( result && result[1] && result[0] ) || ','; // treat the left most symbol as group separator
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// split the decimal for the format string if any.
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m = m.split( decimal );
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// Fix the decimal first, toFixed will auto fill trailing zero.
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v = v.toFixed( m[1] && m[1].length );
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v = +(v) + ''; // convert number to string to trim off *all* trailing decimal zero(es)
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// fill back any trailing zero according to format
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posTrailZero = m[1] && m[1].lastIndexOf('0'); // look for last zero in format
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part = v.split('.');
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// integer will get !part[1]
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if ( !part[1] || ( part[1] && part[1].length <= posTrailZero ) ) {
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v = (+v).toFixed( posTrailZero + 1 );
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}
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szSep = m[0].split( group ); // look for separator
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m[0] = szSep.join(''); // join back without separator for counting the pos of any leading 0.
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posLeadZero = m[0] && m[0].indexOf('0');
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if ( posLeadZero > -1 ) {
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while ( part[0].length < ( m[0].length - posLeadZero ) ) {
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part[0] = '0' + part[0];
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}
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} else if ( +part[0] === 0 ) {
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part[0] = '';
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}
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v = v.split('.');
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v[0] = part[0];
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// process the first group separator from decimal (.) only, the rest ignore.
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// get the length of the last slice of split result.
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posSeparator = ( szSep[1] && szSep[ szSep.length - 1 ].length );
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if ( posSeparator ) {
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integer = v[0];
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str = '';
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offset = integer.length % posSeparator;
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l = integer.length;
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for ( i = 0; i < l; i++ ) {
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str += integer.charAt(i); // ie6 only support charAt for sz.
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// -posSeparator so that won't trail separator on full length
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/*jshint -W018 */
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if ( !( ( i - offset + 1 ) % posSeparator ) && i < l - posSeparator ) {
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str += group;
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}
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}
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v[0] = str;
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}
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v[1] = ( m[1] && v[1] ) ? decimal + v[1] : "";
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// put back any negation, combine integer and fraction, and add back prefix & suffix
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return prefix + ( ( isNegative ? '-' : '' ) + v[0] + v[1] ) + suffix;
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};
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ts.equations = {
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count : function(arry) {
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return arry.length;
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},
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sum : function(arry) {
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var total = 0;
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$.each( arry, function(i) {
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total += arry[i];
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});
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return total;
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},
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mean : function(arry) {
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var total = ts.equations.sum( arry );
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return total / arry.length;
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},
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median : function(arry) {
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// https://gist.github.com/caseyjustus/1166258
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arry.sort( function(a,b){ return a - b; } );
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var half = Math.floor( arry.length / 2 );
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return (arry.length % 2) ? arry[half] : ( arry[half - 1] + arry[half] ) / 2.0;
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},
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mode : function(arry) {
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// http://stackoverflow.com/a/3451640/145346
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if ( arry.length === 0 ) { return 'none'; }
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var i, el,
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modeMap = {},
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maxCount = 1,
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modes = [arry[0]];
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for (i = 0; i < arry.length; i++) {
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el = arry[i];
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modeMap[el] = modeMap[el] ? modeMap[el] + 1 : 1;
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if ( modeMap[el] > maxCount ) {
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modes = [el];
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maxCount = modeMap[el];
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} else if (modeMap[el] === maxCount) {
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modes.push(el);
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maxCount = modeMap[el];
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}
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}
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// returns arry of modes if there is a tie
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return modes.sort( function(a,b){ return a - b; } );
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},
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max : function(arry) {
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return Math.max.apply( Math, arry );
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},
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min : function(arry) {
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return Math.min.apply( Math, arry );
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},
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range: function(arry) {
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var v = arry.sort(function(a,b){ return a - b; });
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return v[ arry.length - 1 ] - v[0];
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},
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// common variance equation
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// (not accessible via data-attribute setting)
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variance: function(arry, population) {
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var avg = ts.equations.mean( arry ),
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v = 0,
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i = arry.length;
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while (i--) {
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v += Math.pow( ( arry[i] - avg ), 2 );
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}
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v /= ( arry.length - (population ? 0 : 1) );
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return v;
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},
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// variance (population)
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varp : function(arry) {
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return ts.equations.variance(arry, true);
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},
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// variance (sample)
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vars : function(arry) {
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return ts.equations.variance(arry);
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},
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// standard deviation (sample)
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stdevs : function(arry) {
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var vars = ts.equations.variance(arry);
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return Math.sqrt( vars );
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},
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// standard deviation (population)
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stdevp : function(arry){
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var varp = ts.equations.variance(arry, true);
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return Math.sqrt( varp );
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}
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};
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// add new widget called repeatHeaders
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// ************************************
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ts.addWidget({
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id: "math",
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priority: 100,
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options: {
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math_data : 'math',
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// column index to ignore
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math_ignore : [],
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// mask info: https://code.google.com/p/javascript-number-formatter/
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math_mask : '#,##0.00',
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// complete executed after each fucntion
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math_complete : null, // function($cell, wo, result, value, arry){ return result; },
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// order of calculation; "all" is last
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math_priority : [ 'row', 'above', 'col' ],
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// template for or just prepend the mask prefix & suffix with this HTML
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// e.g. '<span class="red">{content}</span>'
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math_prefix : '',
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math_suffix : '',
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math_event : 'recalculate'
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},
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init : function(table, thisWidget, c, wo){
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c.$table
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.off( (math.events + ' updateComplete.tsmath ' + wo.math_event).replace(/\s+/g, ' ') )
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.on(math.events + ' ' + wo.math_event, function(e){
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var init = e.type === 'tablesorter-initialized';
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if (e.type === 'updateAll') {
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// redo data-column indexes in case columns were rearranged
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ts.computeColumnIndex( c.$table.children('tbody').children() );
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} else if (!wo.math_isUpdating || init) {
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math.recalculate( table, c, wo, init );
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}
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})
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.on('updateComplete.tsmath', function(){
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setTimeout(function(){
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wo.math_isUpdating = false;
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}, 500);
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});
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wo.math_isUpdating = false;
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},
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// this remove function is called when using the refreshWidgets method or when destroying the tablesorter plugin
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// this function only applies to tablesorter v2.4+
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remove: function(table, c, wo, refreshing){
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if (refreshing) { return; }
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$(table)
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.off( (math.events + ' updateComplete.tsmath ' + wo.math_event).replace(/\s+/g, ' ') )
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.find('[data-' + wo.math_data + ']').empty();
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}
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});
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})(jQuery);
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